/Engine/Plugins/Runtime/GeometryProcessing/Source/DynamicMesh/Public/Operations/IntrinsicTriangulationMesh.h
vertex pair in specified edge, oriented by the given triangle. note: the vertices may be the same. note: assumes EID is an edge in Triangle TID
[FIndex2i](API\Runtime\GeometryCore\FIndex2i) GetOrientedEdgeV ( int32 EID, int32 TID ) const